Much Ado About Nothing (Also Known As "Null") In Java
Did you know "var" won’t work with a null assignment because no specific type can be inferred and we cannot declare a variable of null type?
Java Core
Learning About Optional.stream() in OpenJDK and Java
This week, I learned about a "new" feature of Optional that I want to share in this post. Available since Java 9, its novelty is relative.
Migrating Browser-Based Java Applets to IcedTea-Web using JNLP
Let's use a 20 year old JAR, once created for a Java Applet to be run in the Java 1.1 Browser Plugin... and run it on JDK 11!
How to Create Self-Contained Executable JARs
This article aims to describe ways to create self-contained executable JARs, also known as uber-JARs or fat JARs.
How to Avoid NullPointerException in Java Code
The terrible NullPointerException (NPE) is the most frequent Java exception occurring in production, according to a 2016 study. Read on!
Seven Ways to Contribute to the OpenJDK
If OpenJDK is the background source for your livelihood, you might want to contribute to future development of the OpenJDK. Find out how!
OpenJDK, JDKs and Every Java Acronym in Between
The Java SE landscape is strewn with acronyms picked up over the last 25 years. Sometimes those acronyms even mean multiple things!
Running Single-File Java Source Code Without Compiling (Part 2)
Let's continue this series, by looking at JEP 330, Launch Single-File Source-Code Programs, which is a new features introduced in OpenJDK …
Running Single-File Java Source Code Without Compiling (Part 1)
From OpenJDK 11 onwards, you get the option to launch a single Java source file directly, without intermediate compilation.
Overview of JVM Vendors and Choosing the Right One
Everything about JVM vendors & OpenJDK distributions, upgrading from one Java release to the next, and information on where to get the JDK …